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    • 5. 发明申请
    • DLP PROJECTOR AND METHOD FOR PROJECTING AT LEAST ONE IMAGE ONTO A PROJECTION SURFACE
    • DLP投影机和投影至少一个图像到投影面的方法
    • US20140340656A1
    • 2014-11-20
    • US14367249
    • 2012-12-19
    • OSRAM GmbH
    • Juergen MuellerNorbert Magg
    • G03B21/14H04N9/10
    • H05B41/2887G03B21/2026G03B21/2053H04N9/3114H04N9/3155Y02B20/202
    • Various embodiments relates to a DLP (digital light processing) projector for projecting at least one image on a projection surface. A discharge lamp is driven by a current waveform having at least one first region, to which a first frequency is assigned, and a second region, to which a second frequency is assigned, wherein the first region is established by a first commutation and a following second commutation, wherein the second region is established by the region between the second commutation and a following first commutation, wherein further commutations can occur within the second region, wherein a modulation factor is defined by the ratio of second frequency to first frequency, wherein the modulation factor is at least 3. A method for projecting at least one image is also disclosed.
    • 各种实施例涉及用于在投影表面上投影至少一个图像的DLP(数字光处理)投影仪。 放电灯由具有至少一个分配有第一频率的第一区域和分配有第二频率的第二区域的电流波形驱动,其中第一区域由第一次换向和下一个 第二换向,其中所述第二区域由所述第二换向和随后的第一换向之间的区域建立,其中可在所述第二区域内进一步换向,其中调制因子由所述第二频率与所述第一频率的比率定义,其中, 调制因数至少为3.还公开了一种用于投影至少一个图像的方法。
    • 7. 发明申请
    • ILLUMINATION DEVICE HAVING PRIMARY LIGHT UNIT AND PHOSPHOR ELEMENT
    • 具有主光单元和磷光体元件的照明装置
    • US20150204519A1
    • 2015-07-23
    • US14559949
    • 2014-12-04
    • OSRAM GmbH
    • Juergen Mueller
    • F21V14/08F21V13/14F21V13/02F21V9/08G03B21/20
    • F21V14/08A61B1/063A61B1/0653A61B1/0684F21V9/08F21V9/30F21V13/02F21V13/14F21Y2101/00F21Y2115/10F21Y2115/30G03B21/204G03B33/08
    • An illumination device includes a primary light unit for the emission of primary light, a phosphor element for the conversion of an excitation light part of the primary light and as a result the emission of conversion light, and a coupling element, to supply the excitation light part of the primary light to the phosphor element. The element has a first conversion region, which is configured to emit a first conversion light, and a second conversion region, which is configured to emit a second conversion light, which differs in its spectral properties from the first conversion light. The primary light unit, the element, and the coupling element are arranged such that in operation, the excitation light part is supplied to the phosphor element via the coupling element, wherein simultaneously a useful light part of the primary light is also supplied, guided via the coupling element, conversion-free to an illumination application.
    • 照明装置包括用于发射初级光的初级光单元,用于转换初级光的激发光部分的荧光体元件以及转换光的发射以及耦合元件,以提供激发光 与磷光体元件的初级光的一部分。 元件具有被配置为发射第一转换光的第一转换区域和被配置为发射其光谱特性与第一转换光不同的第二转换光的第二转换区域。 主光单元,元件和耦合元件被布置成使得在操作中,激发光部分经由耦合元件被提供给磷光体元件,其中同时供应初级光的有用的光部分,被引导通过 耦合元件,转换为照明应用。